diff --git a/log_merge.sh b/log_merge.sh
index d3c50f7..886b788 100755
--- a/log_merge.sh
+++ b/log_merge.sh
@@ -7,6 +7,21 @@
 #
 # the output files will be called "Module-Testcase.merged"
 
+# Copyright 2018 Harald Welte
+# Copyright 2018 sysmocom - s.f.m.c. GmbH
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+#     http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+
 if [ "x$1" = "x" ]; then
 	echo "You have to specify the Test Suite prefix"
 	exit 2